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Questions and Answers
What type of tissues does the T1-weighted pulse sequence highlight?
What type of tissues does the T1-weighted pulse sequence highlight?
- Tissues with short T2 relaxation times
- Tissues with short T1 relaxation times (correct)
- Tissues with long T2 relaxation times
- Tissues with long T1 relaxation times
Which tissues appear bright in the image in a T2-weighted pulse sequence?
Which tissues appear bright in the image in a T2-weighted pulse sequence?
- Tissues with long T1 relaxation times
- Tissues with short T2 relaxation times
- Tissues with short T1 relaxation times
- Tissues with long T2 relaxation times (correct)
What type of tissues appear dark in the image in a T1-weighted pulse sequence?
What type of tissues appear dark in the image in a T1-weighted pulse sequence?
- Tissues with longer T1 relaxation times (correct)
- Tissues with shorter T1 relaxation times
- Tissues with short T2 relaxation times
- Tissues with long T2 relaxation times
Which type of pulse sequence is designed to highlight tissues with short T2 relaxation times?
Which type of pulse sequence is designed to highlight tissues with short T2 relaxation times?
"Flair" pulse sequence highlights which type of tissue as bright in the image?
"Flair" pulse sequence highlights which type of tissue as bright in the image?
Flashcards
T1-weighted pulse sequence
T1-weighted pulse sequence
Highlights tissues with short T1 relaxation times.
T2-weighted pulse sequence
T2-weighted pulse sequence
Highlights tissues with long T2 relaxation times.
T1-weighted tissues appear dark
T1-weighted tissues appear dark
Tissues with longer T1 relaxation times appear dark in T1-weighted images.
Flair pulse sequence
Flair pulse sequence
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Flair image highlights
Flair image highlights
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Study Notes
T1-Weighted Pulse Sequence
- Highlights fat and protein-rich tissues as bright in the image
- Highlights fluids and certain-pathological tissues as dark in the image
T2-Weighted Pulse Sequence
- Highlights fluids and certain-pathological tissues as bright in the image
Tissue Contrast
- Tissues with short T2 relaxation times appear dark in T2-weighted images
- Tissues with long T2 relaxation times appear bright in T2-weighted images
FLAIR Pulse Sequence
- Highlights CSF (cerebrospinal fluid) as dark in the image
- Highlights fluids and certain-pathological tissues as bright in the image
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